Earth
Ancient felling may explain carbon-sink forests
In theory, mature forest should be carbon neutral - so can destruction caused by earlier civilisations explain why rainforests are still soaking up carbon?
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In theory, mature forest should be carbon neutral - so can destruction caused by earlier civilisations explain why rainforests are still soaking up carbon?
The world's poor are increasingly relying on fish, but a combination of climate change and unsustainable fishing practices could wipe out this vital protein source